Question

Froth floatation method is successful in separating impurities from ores because

Solution

Correct option is

The pure ore is not easily wetted by water as by pine oil, cresylic acid, etc.

In froth floatation method, the pure ore is not easily wetted by water but wetted by pine oil, so it is successfully separated from impurities.

SIMILAR QUESTIONS

Q1

Which of the following is a carbonate ore?  

Q2

Which of the following ores does not represent the ores of iron?

Q3

Thomas slag is

Q4

Metal occur in the native from because of their

Q5

Sulphide ores are generally concentrated by

Q6

The substance added in water in the froth floatation process is

Q7

Cyanide process is used in the extraction of

Q8

Froth floatation process for the concentration of the ores is an illustration of the practical application of

Q9

Bauxite ore is concentrated by

Q10

The method of concentrating the ore which makes use of the difference in density between ore and impurities is called